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Priority to ES53072ApriorityCriticalpatent/ES53072A2/es
Publication of ES53072A2publicationCriticalpatent/ES53072A2/es
ES53072A1912-05-201912-05-20Perfeccionamientos introducidos en las máquinas de imprenta para la impresión de los grabados en hueco.
ExpiredES53072A2
(es)